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dm crypt: fix missing error code return from crypt_ctr error path

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Fix to return a negative error code from crypt_ctr()'s optional
parameter processing error path.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
This commit is contained in:
Wei Yongjun 2015-04-16 22:00:50 -04:00 committed by Mike Snitzer
parent 0618764cb2
commit 44c144f9c8
1 changed files with 1 additions and 0 deletions
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drivers/md/dm-crypt.c
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@ -1816,6 +1816,7 @@ static int crypt_ctr(struct dm_target *ti, unsigned int argc, char **argv)
if (ret)
goto bad;
ret = -EINVAL;
while (opt_params--) {
opt_string = dm_shift_arg(&as);
if (!opt_string) {